forked from mirrors/thatmattlove-hyperglass
35 lines
1 KiB
TypeScript
35 lines
1 KiB
TypeScript
import { useState } from 'react';
|
|
import { render } from '@testing-library/react';
|
|
import '@testing-library/jest-dom';
|
|
import userEvent from '@testing-library/user-event';
|
|
import { useBooleanValue } from './useBooleanValue';
|
|
|
|
const VALUE_IF_TRUE = 'Is True';
|
|
const VALUE_IF_FALSE = 'Is False';
|
|
|
|
const TestComponent = (): JSX.Element => {
|
|
const [state, setState] = useState<boolean>(false);
|
|
const value = useBooleanValue(state, VALUE_IF_TRUE, VALUE_IF_FALSE);
|
|
return (
|
|
<div>
|
|
<span>{value}</span>
|
|
<button type="button" onClick={() => setState(p => !p)}>
|
|
Toggle
|
|
</button>
|
|
</div>
|
|
);
|
|
};
|
|
|
|
describe('useBooleanValue Hook', () => {
|
|
it('text should reflect boolean state', () => {
|
|
const { queryByText, getByRole } = render(<TestComponent />);
|
|
|
|
expect(queryByText(VALUE_IF_FALSE)).toBeInTheDocument();
|
|
|
|
userEvent.click(getByRole('button'));
|
|
|
|
expect(queryByText(VALUE_IF_FALSE)).not.toBeInTheDocument();
|
|
|
|
expect(queryByText(VALUE_IF_TRUE)).toBeInTheDocument();
|
|
});
|
|
});
|